nonnative plants or animals that invade an ecosystem
What is Invasive species
100
a natural environment in which a plant or animal lives
What is Habitat
100
What is water pollution from a single place
What is Point Source Pollution
100
How many Great Lakes are there?
What is 5
200
non- salty, drinkable water
What is freshwater
200
this invader is an eel like fish that acts like a vampire sucking the blood from fish.
What is Sea Lamprey
200
Name 3 ways forest habitats are lost
What is 1. Logging
2. Cleared for farms
3. Cleared for factories and cities
200
What is water pollution that does NOT come from a single place
What is Non Point source Pollution
200
Which lake is the largest?
What is Lake Superior
300
a geographic area that includes all the land and waterways that empty into a body of water
What is watershed
300
most invasive species get to the Great Lakes by?
What is Water
300
Name 2 ways forest habitats restored
What is 1. Replanting trees
2. Cutting trees in a less harmful way
300
This law banned toxic chemicals like DDT and PCBs
What is Great Lakes Water Quality Agreement
300
Which lake is the smallest?
What is Lake Ontario
400
both plants and animals that feed on each other
What is Food Web
400
a small type of herring with a huge appetite. They die off in the spring and leave the beaches smelling of rotten fish.
What is Alewive
400
How were wetlands viewed in the past?
What is Worthless bogs
400
runoff, toxic waste dumps and air pollution are all examples of?
What is Non Point Source Pollution
400
What are two nicknames for the great lakes?
What is Sweetwater Seas
Fourth Sea Coast
500
a series of plants and animals each of which depends on the next for food
What is Food Chain
500
what are three ways invasive species are being prevented?
What is 1. Shippers are asked to treat ballast water
2. Build a barrier to keep non native fish from reaching Great Lakes
3. Stock the lakes with fish that will eat the predators
500
How are wetlands being restored?
What is 1. Creating nature preserves
2. teaching wetlands how to protect wetland areas
3. Create more than one acre of land for every acre destroyed
500
a drainage pipe from a sewage treatment plant that dumps out at the Great Lakes is an example of